Spring.



lh. 898,084. PATENTED SEIPT. 8, 1908.

H. G. BAGKERMANN. I

. SPRING.

APPLICATION FILED DBc.5,19o7.

ac'ermaim $1 afhaling(- UNITED srnrnsrnrnnr tinto.

HENRY Gr. BACKEIttlVIifthTbl',l OF YOKUM, TEXAS.

SPRING.

T o all whom 'it may concern:

Be it known that l, HENRY G. BACKER- MANN, a citizen of the United States, residing at-Yoaku1n, in the county of Dewitt and State of Texas, have invented cer-tain newA and useful lmprovernents inf v Springs, of A for its object to'provide a spring of this character with means whereby it may be easily andconveniently attached to the foot of the wearer.

Other objects and advantages will be apparent from the following description and it will be understood thatchanges in the specil-lc structure shown and described may be made within the scope of the claims without de arting' from the spirit of the invention.

n the drawings forming a portion of this specication, and in. which like numerals of reference indi similar parts in the several views, Figure l is a side elevational-view of the present invention showing the same applied to the human foot. Fig. 2 is a vertical ongitudinal sectional view, of a slightly modified lform of the invention. Fig. 3 is a t-op plan view, Fig. t is a perspective view of the form of the inventionA shown in Fig. 2.

Referring now more particularly tol the drawings, there is shown a foot yengaging plate 5, and this plate is provided with a heel plate 6 which is provided with an ankle strap 7, as shown. The plate 5 is further provided with a toe engaging strap 8.

rovided with a leaf spring t), and this spring 1s bent to form the portion 1.0 which is spaced from the ground, and this spring is bent at its forward and rearward ends to form portions 1 1 and 12 respectively which arearranged to engage the ground, a shown. has both of its ends 11 and 12 forked as shown at 13 and ,14, and arranged upon the prongs 15 of these forked portions there are shown padded feet 16. T he feet 16 are preferably of rubber but it will of course be understood that any suitable materialrnayv be used.

An auxiliary spring 17 is provided, and this spring is disposed beneath the curved portion 1() of the spring 9, as shown, and this spring is secured to the spring Q by fastening Specification of Letters Patent.

The plate 5 is.

The spring` 9- ??atented Sept. 8, 1908.

Applicatin sied Deember's, 1907. serial No. 405,234..

4 devices 18. A concussion pad 19 is secured beneath the spring 17, and by means of this pad it will be seen that the saine will be engaged by the ground if the'spring 9 should be forced downward suddenly. y

In the'forrn of the invention shown in Fig. 1, rubber blocks 2O and 21 respectively are disposed between the foot plate 5 and the spring 9,' -and these blocks are thus arranged to assist in the. action of the spring 9. The blocks further vprovide a yielding movement of the plate 5 at the toe and heel portion thereof.

ln the forni of my invention siiown in Figs. 2 and 4, a block 19 having-enlarged end portions 20 and 21' respectively is disposed between the plate 5 and the spring 9.'

That is claimed is:

1. A device of the class described compris ing a leaf spring having surface engaging pon tions at each end and a portion at the center extended upwardly, an auxiliary spring secured to the first named spring, a foot engaging plate secured uponthe upper face of the first named spring, clamping straps carried.A

by the plate, a cusliioning block disposed-between. the first named spring and the foot engaging plate, and padded feet carried by the spring and arranged at the ends thereof.

2. A device of the class described comprising` a leaf spring bent to tormvsurface engaging portions, a concussion pad carried b v said spring and located between its ends, an auxiliary spring carried b v said first named spring, a foot engaging-plate carried by said leaf spring, and a vieldeble block disposed between said leaf springl and said foot engaging plate.

3. A device oll the class described comprising a .lea-il spring, bent to form surface engaging` portions, a concussion pad carried b v the spring and located betr-reen its ends. an auxiliary spring` carried by the first named spring, foot engaging means carried by the leaf spring, and cushion n ieans disposed between the leaf spring :1nd the toot engaging means;

s ln testimony' whereof l allix in r signature, 

